254160320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25621}}^1$

素因数の和:25669

約数の個数: 56

約数和(自身を含む): 624766848

約数和(自身を除く): 370606528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 25621, 51242, 102484, 128105, 204968, 256210, 409936, 512420, 794251, 819872, 1024840, 1588502, 1639744, 2049680, 3177004, 3971255, 4099360, 6354008, 7942510, 8198720, 12708016, 15885020, 25416032, 31770040, 50832064, 63540080, 127080160, 254160320]

約数ペア:

[(1, 254160320), (2, 127080160), (4, 63540080), (5, 50832064), (8, 31770040), (10, 25416032), (16, 15885020), (20, 12708016), (31, 8198720), (32, 7942510), (40, 6354008), (62, 4099360), (64, 3971255), (80, 3177004), (124, 2049680), (155, 1639744), (160, 1588502), (248, 1024840), (310, 819872), (320, 794251), (496, 512420), (620, 409936), (992, 256210), (1240, 204968), (1984, 128105), (2480, 102484), (4960, 51242), (9920, 25621)]